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I have a list of integers in ascending order and a target value. And I would like to return the index of the first and ... desired output should be [2,4]. ANY HELP WOULD BE GREAT!...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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255 views

1 answer

c# - Ozeki VoIP SDK catch the press event of phone

I use Ozeki VoIP SDK LIBARY to connect SIP SYSTEM and I have 2 questions : Is there a way to convert text to Hebrew ... I have a way to know which user key is pressed? Thanks...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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560 views

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用命令行对javac进行编译，总是『cannot find symbol』，但是eclipse执行不会出现问题

代码如下分别是enum和testclass两个java文件 package cs121assignment1; public enum Food { APPLE("fruit", 55), BANANA("fruit", 80), CARROT("vegetable", ... } eclipse中运行结果如下：但是用命令行执行javac的时候显示如下：...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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508 views

1 answer

matplotlib - sns.catplot - how can i make my legend bigger?

I have this code: ax = sns.catplot(x='account_name', y='cnt', hue='threat_campaigns',data=df_mitigation,kind='bar', ... - everything is very small - how can i make it bigger....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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326 views

1 answer

CSS画五角星画的不正

<!DOCTYPE HTML> <html> <head> <meta charset="utf-8"> <title>2-3</title> <style type="text/css"> *{ margin: 0;padding: 0; } . ... </div> </body> </html> 各位大神指点下，这个五角星为何不正 ...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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338 views

1 answer

flutter - Application help and tutorial implementation

I would like to implement a interactive help for the new users of an application. Kind of help, that greys out ... " keyword just brings tutorials about flutter, not very useful....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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210 views

1 answer

javascript - Avatar Command But With Id's and Tags

I am making an Avatar Command. It Works Fine. But I wanted to make it so that it listens to id's and tags as well ... : true })) .setColor('RANDOM'); message.channel.send(embed);...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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318 views

1 answer

.htaccess - How to remove .html from URL?

How to remove .html from the URL of a static page? Also, I need to redirect any url with .html to the one without it. (i.e. www.example.com/page.html to www.example.com/page )....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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510 views

1 answer

jsx - Dark variant with background images in Tailwind

I tried using different background images depending on the mode (default & dark). It seems that the dark variant isn't working ... ="dark:bg-ysosb bg-ysosw shadow"> ... </section>...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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496 views

1 answer

用setInterval 做倒计时页面，终端和服务器时间不准确怎么解决？

setInterval已知就有两个缺陷： 1)某些事件间隔会被跳过 2）多个定时器的代码执行之间的间隔可能会比预期的小。那么，如果使用setInterval保持和服务器事件的同步呢？或者，如果不用setInterval，有什么其他的解决方案呢？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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223 views

1 answer

express报错500问题

前台发起Ajax请求 express处理然后就报错了500 不知道是什么原因...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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431 views

1 answer

vuejs可有风格指南？

github上搜索了一下发现没有。。。。。...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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589 views

1 answer

nginx server_name配置问题

配置文件 server { listen 8899; server_name tc.com; location / { root html; index index.html index.htm; } } 浏览器访问tc.com:8899没用，但是使用localhost:8899有用，这是为什么？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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241 views

1 answer

sql - Is it possible in MySQL to use a query that bypass a row if is duplicate and get the very last one?

Is it possible to use a condition in MySQL query that bypass 1 row if the clause is not accomplished. Below is a possible ... | admin| 2020-12-29 15:14:51 | login |1609254891 |...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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345 views

1 answer

python 3.x - MinMaxScaler is showing weird output on any of NumPy array

I am having a numpy array that you can get by the folowing lines of code: import pandas as pd import numpy as np import matplotlib.pyplot as plt ... . 0. 0. 0. 0. 0. 0. 0. 0. 0.]]...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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371 views

1 answer

javascript - d3-annotation + d3-zoom - Zooming without scaling

I'm new to d3. I've been looking everywhere for an example of how to do this. But essentially, I created ... the rendered annotation doesn't also get significantly large with it....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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478 views

1 answer

linux - Error: Address in use 1883 mosquito Docker

Getting error on starting mosquito docker in ubuntu 16.04. @biswanath:~$ docker logs mosquitto-test 1609346169: mosquitto version 1.6 ... 14978 pts/2 S+ 0:00 grep --color=auto mosq...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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328 views

1 answer

c++ - How to gmock cpp std functions

I'm testing my code with gtest. In my code I'm using std::thread and I need to test the situation of exception. How can ... ???, thread(_, _)).Times(1).WillOnce(Throw(exception));...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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431 views

1 answer

Git部署到服务器问题？

git小白，请问我怎么将本地的仓库同步到服务器上，本地做了修改之后然后远程提交到服务器上。能有相关教程链接最好，谢谢...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

362 views

1 answer

flutter displaying different types of images in child

I am doing something funky. The user is allowed to choose images from his phone's gallery or take a picture with his ... the initstate??? Which is strange to me... Thoughts?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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293 views

1 answer

node.js - How can I upload an image to mongodb using multer module

I'm new to nodeJs and I'm trying to upload an image to MongoDB through multer module. The backend server image.js ... button (click)="saveimage({'filepath':file})">Upload</button>...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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287 views

1 answer

如何获得百度的搜索关键字

通常最基本方法当然是使用Js获取,document.referrer.但是由于百度加密了，有部分referrer不能获取到，只能获取到加密的字符串。例如：https://www.baidu.com/link?ur... 获取wd关键字为空。请问有什么API可以解决，或者不使用API解决亦或者有统计网站可以调用API能获取到当前页面搜索关键字。？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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520 views

1 answer

ios - Issue with Mail composing in mac catalyst(mac optimized idiom)

Has anyone faced any issue with MFMailComposer in catalyst (mac optimized) when attaching a document? It kind of ... App it's visible there along with the original attachment....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

339 views

1 answer

weex使用es6语法，android和ios表现不同

[main.js:677:2029] SyntaxError: Unexpected keyword 'import' Function@[native code] Function@[native code] [email protected]:4:2029 [email protected]: ... main.js:7:1121 以上是ios手机报的错误，android就不报错...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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883 views

1 answer

angular2 路由添加项目名称 www.xxx.com/www/index

我在开发的时候使用的地址是localhost:8080/index 这是没有问题的(开发状态). 我使用angular2 官方 webpack(https://angular.cn/docs/ts/la... 打包之后将生成的静态目录放到我的tomcat 项目 ... 与官方文档的一样. 如果我部署在根目录下会与我的后台api接口冲突. 谢谢....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.6k views

1 answer

element ui

<el-table :data="tableData" @row-click="editClick" style="width: 100%;"> <el-table-column align="center" class-name="el- ... the data option.(found in component <demand>) 这个要怎么破！！...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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979 views

1 answer

weex playground 为什么都使用Picasso，而不用Fresco

playground在iOS上，base64,Gif都可以显示，而安卓上却提示要插件支持。明明很简单的就可以实现，为什么要这样做得让使用者觉得三端不统一？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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462 views

1 answer

关于npm模块的路径

之前下载nodejs全局安装hexo在c盘，将nodejs的全局路径修改为d盘后，运行hexo还是可以的，尝试着将原来放在c盘的hexo改放到了现在的全局路径（也就是d盘），运行hexo发现报错，说是在c盘（之前的全局路径）找不到hexo，请问有什么方法修改么？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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